Why, oh why, are the curricula of the schools the business of the courts? If Pennsylvania wants to mention creationism, or to require three years of French for graduation, it seems to me that these things are the business of parents in Pennsylvania.
Yes, I know: In practice, both freedom of expression and local government are regarded as ideals greatly to be avoided. The desire to centralize government, impose doctrine, and punish doubt is never far below the surface, anywhere. Thus our highly controlled media, our “hate-speech” laws, our political correctness and, now, Evolutionary Prohibition.
The Catholic Church once burned heretics. The Church of Evolution savages them in obscure journals and denies them tenure and publication. As a heretic I believe that I would prefer the latter, but the intolerance is the same.